The Chassis is the ground.
You need to ground it out by opening the passenger door locate the green and red from the door to the car it should be the only one in front, take a strait pin and push it into the wire coating until it hits the wire inside next ground the pin to the car body with a solid conducting wire start the car and remove the wire ground and pin. this will disable the alarm but you need to make sure you do not lock the car until you get a remote working for the car or the alarm will go off again. Good Luck
Bolt it to the frame.
Positive post of capacitor is connected to the heavy amp cable. The ground terminal (or case) of the capacitor is connected to the car's ground or a ground wire that leads to the car's chassis. That's it.
your ground wire for the stereo is connected to the ignition wire of the car
yes
green
Might be bad ignition switch?? Check the ground wire as well. Check and clean if corroded: The Ground strap/wire from the frame to the engine The small ground wire from the battery to the body The Ground wire from the battery to the engine.
Negative - (Black) is Ground, Positive + (Red) is Hot. Ground wire goes to Negative (Black) it goes from negative on battery to engine for ground.
simple rule of car electronics: The black wire is ALWAYS ground
gound it put the wire in the ground of the car sterio
If you mean your gauges are going crazy, this is likely the result of a loose or bad ground wire. It could be the ground wire for your battery or any ground wire that is tied into the gauges.